Inventor · disambiguated record
Eric Johnson Schaffer
Also filed as: SCHAFFER ERIC J · SCHAFFER ERIC JOHNSON
5 granted patents·179 citations·filing 1990–2021
81Inventor score
Top patents by PatentIndex Score
5 records- 0195US5070995ANoncontact conveyor feeder systemMTS SYSTEM CORP·Filed 1990·Granted Dec 10, 1991·119 cites·19 claims
- 0290US10657474B2Collaborative design systems, apparatuses, and methodsSOURCECODE TECH HOLDINGS INC·Filed 2018·Granted May 19, 2020·11 cites·20 claims
- 0386US5971714AElectronic CAM compensation of pressure change of servo controlled pumpsGRACO INC·Filed 1997·Granted Oct 26, 1999·48 cites·4 claims
- 0476US11023834B2Collaborative design systems, apparatuses, and methodsSOURCECODE TECH HOLDINGS INC·Filed 2020·Granted Jun 1, 2021·1 cites·20 claims
- 0563US11610164B2Workflow project design systems, apparatuses, and methodsK2 SOFTWARE INC·Filed 2021·Granted Mar 21, 2023·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →